Some morphological and biochemical features of micropropagated plants of white birch (Betula pubescens Ehrh.) growing under ex vitro on artificial and natural substrates

Abstract

Maria A. Ivanova

It was established that it is desirable to use mixtures based on natural substrates (peat and mixture of peat and sand in the ratio 3:1) for the growing of genetically uniform planting stock of birch in ex vitro conditions.